package com.cdx.spring.test;

/**
 * @author chedx
 * @data 2021/1/31 9:50 PM
 */
public class B {

    private A a;

    public void setA(A a) {
        this.a = a;
    }

    B(){
        System.out.println("======> B 构造完毕！");
    }
}
